BMW CAS4 / CAS4+ remote key programming using VVDI2 by OBD

Car model: BMW 730LD CAS4, CAS4+

Purpose: Reading and programming, until the key can start the car successfully and remote programming successfully.

Using tools:

Xhorse VVDI2 V6.6.1 + OBD cable

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-01

Procedure:

Click on “BMW” in the VVDI2 Installer Version: V6.6.1

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-02

Connecting to device, please wait…

Click on “Connect”.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-03

Key learn -> CAS Key Learn -> CAS4/CAS4+ -F series

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-04 bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-05

Connected. Start transfer/receive…

Now reading key info…

Click on “Get Key Info”, then “OK”.

Attention: Prepare dealer key and reset KM require unlock CAS4, enable key and disable key no need unlock CAS4.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-06 bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-07

Click on “Unlock CAS4/CAS4+”, then “Yes” to continue to save the data.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-08 bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-09

In several seconds, CAS4/CAS4+ unlock success. You can make dealer key or reset KM via OBDII.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-10 bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-11

Click on “Prepare dealer key with programmer”.

Attention “Please choose the key position where you want to do the operation”.

Choose Key8.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-12 bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-13

Tick off ” Have a working key. Switch ON ignition with working key and continue”, click on “Next”.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-14 bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-15

Please record the following information…

CAS4/CAS4+ security key:…

DME/CAS security key…

Key/CAS security key …

ECU ISN…

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-16

Read attention 1 to attention3…

Click on “Yes” if you have one working key, click on “No” if you have no one working key.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-17

Input original key (Support disable key) to VVDI2 programmer and press OK.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-18

Please put a new key into VVDI2 programmer.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-19

Make key complete.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-20

Car Start successfully.

Remote programming successfully.

bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-21 bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-22 bmw-cas4-cas4+-programming-using-vvdi2-and-obd-cable-23

For your information:

Question: For CAS4/CAS4+ all keys lost, do we still need ISN from ECU or does the new update not require it after unlocking the CAS ?

Answer: yes , it does need isn , if all key lost , you need to get the isn from ecu.

  • Scania VCI-3 VCI3 Scanner
  • X-PROG Box V6.12